BBA Pumps B Series - Page 6

Operating instructions B-Series
Version 2.4, En Page 5 of 81 21-10-2005
6.1.2 Single mechanical shaft seal without cooling ............................................................................ 37
6.1.3 Single mechanical shaft seal with cooling ................................................................................. 37
6.1.4 Double mechanical shaft seal with Back to Back setup ............................................................ 37
6.2 Circulation systems: API 610/682 .................................................................................................... 38
6.2.1 Plan 2 ......................................................................................................................................... 38
6.2.2 Plan 11 ....................................................................................................................................... 39
6.2.3 Plan 12 ....................................................................................................................................... 39
6.2.4 Plan 21 ....................................................................................................................................... 39
6.2.5 Plan 31 ....................................................................................................................................... 39
6.3 Piping rinsing and sealing liquid ....................................................................................................... 39
6.4 Cooling liquid for seal. ...................................................................................................................... 40
7 Instructions for the assembly .................................................................................................................... 41
7.1 Base for pump/pump unit .................................................................................................................. 42
7.2 Electric motors .................................................................................................................................. 43
7.3 Operating switch ............................................................................................................................... 44
7.4 Motor protection ............................................................................................................................... 44
7.5 Connection ........................................................................................................................................ 44
7.6 Earthing ............................................................................................................................................. 45
7.7 Combustion motors ........................................................................................................................... 45
7.8 Variable speed gears ......................................................................................................................... 46
7.9 Shaft coupling ................................................................................................................................... 46
7.10 Alignment........................................................................................................................................ 46
7.11 Protective cover............................................................................................................................... 47
7.12 Belt drive ......................................................................................................................................... 47
8 Bringing into operation ............................................................................................................................ 48
8.1 General .............................................................................................................................................. 48
8.2 Cleaning the pump ............................................................................................................................ 48
8.3 filling the pump ................................................................................................................................. 49
8.4 preparation of the starting of the pump/pump unit, electrically driven ............................................. 49
8.4.1 Main pipe ................................................................................................................................... 49
8.4.2 Suction line ................................................................................................................................ 49
8.4.3 Pressure line ............................................................................................................................... 50
8.4.4 Characteristics............................................................................................................................ 51
8.4.5 Electrical installation ................................................................................................................. 51
8.4.6 Drive gear .................................................................................................................................. 51
8.4.7 Direction of rotation .................................................................................................................. 51
Shaft seal ............................................................................................................................................. 52
8.4.8 Alignment .................................................................................................................................. 53
8.4.9 Protection ................................................................................................................................... 53
8.5 starting ............................................................................................................................................... 53
8.5.1 On actually starting the pump unit go through the following check-list ................................... 53
8.6 Switching off ..................................................................................................................................... 54
8.7 Restarting .......................................................................................................................................... 54
8.8 Checks during operation ................................................................................................................... 55
9 Failures ..................................................................................................................................................... 56
9.1 Malfunction check-list ...................................................................................................................... 57
10 Reuse and scrapping ............................................................................................................................... 62
11 Maintenance ........................................................................................................................................... 63
11.1 General ............................................................................................................................................ 63
11.2 Preparation ...................................................................................................................................... 64
11.3 Tools ............................................................................................................................................... 64
11.4 Switching off ................................................................................................................................... 64
11.5 Motor protection ............................................................................................................................. 65
11.5.1 Electric motor .......................................................................................................................... 65
11.5.2 Diesel motor............................................................................................................................. 65